Librarian’s Service Staircase
E93703
The Librarian’s Service Staircase is an internal, staff-oriented stairway within the Library of Congress’s historic Thomas Jefferson Building, used to access and support its library operations.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Librarian’s Corridor | 1 |
| Librarian’s Service Staircase canonical | 1 |
| Librarian’s Staircase | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T794702 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Librarian’s Service Staircase Context triple: [Thomas Jefferson Building, contains, Librarian’s Service Staircase]
-
A.
The Spiral Staircase
The Spiral Staircase is a memoir by religious historian Karen Armstrong that recounts her journey from life in a Catholic convent through illness and crisis to a renewed, more expansive understanding of faith.
-
B.
The Spiral Staircase
The Spiral Staircase is a classic 1946 psychological thriller film, directed by Robert Siodmak, about a mute woman terrorized by a serial killer in a secluded mansion.
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C.
Rose Main Reading Room
The Rose Main Reading Room is the grand, Beaux-Arts centerpiece of the New York Public Library’s Stephen A. Schwarzman Building, renowned for its vast open space, ornate ceilings, and role as an iconic public study hall in Manhattan.
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D.
Reading Room
The Reading Room at the Australian War Memorial is a dedicated research space where visitors can access the memorial’s archival collections, records, and reference materials related to Australia’s military history.
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E.
Art Museum Steps
The Art Museum Steps are the iconic staircase of the Philadelphia Museum of Art, famous worldwide for their appearance in the "Rocky" film series and as a popular spot for visitors to reenact the character’s triumphant run.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Librarian’s Service Staircase Target entity description: The Librarian’s Service Staircase is an internal, staff-oriented stairway within the Library of Congress’s historic Thomas Jefferson Building, used to access and support its library operations.
-
A.
The Spiral Staircase
The Spiral Staircase is a memoir by religious historian Karen Armstrong that recounts her journey from life in a Catholic convent through illness and crisis to a renewed, more expansive understanding of faith.
-
B.
The Spiral Staircase
The Spiral Staircase is a classic 1946 psychological thriller film, directed by Robert Siodmak, about a mute woman terrorized by a serial killer in a secluded mansion.
-
C.
Rose Main Reading Room
The Rose Main Reading Room is the grand, Beaux-Arts centerpiece of the New York Public Library’s Stephen A. Schwarzman Building, renowned for its vast open space, ornate ceilings, and role as an iconic public study hall in Manhattan.
-
D.
Reading Room
The Reading Room at the Australian War Memorial is a dedicated research space where visitors can access the memorial’s archival collections, records, and reference materials related to Australia’s military history.
-
E.
Art Museum Steps
The Art Museum Steps are the iconic staircase of the Philadelphia Museum of Art, famous worldwide for their appearance in the "Rocky" film series and as a popular spot for visitors to reenact the character’s triumphant run.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
building feature
ⓘ
internal circulation element ⓘ staircase ⓘ |
| accesses |
library support spaces
ⓘ
non-public service corridors ⓘ staff work areas ⓘ |
| accessRestrictedTo | library staff ⓘ |
| associatedWith | Librarian of Congress ⓘ |
| buildingTypeContext | historic library building ⓘ |
| city | Washington, D.C. ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| designedFor |
operational efficiency
ⓘ
separation of public and staff circulation ⓘ |
| function |
connect different floors of the Thomas Jefferson Building
ⓘ
provide non-public access routes ⓘ |
| locatedIn |
Library of Congress
ⓘ
Thomas Jefferson Building ⓘ historic core of the Library of Congress ⓘ |
| partOf |
Library of Congress building circulation system
ⓘ
internal service infrastructure of the Thomas Jefferson Building ⓘ |
| safetyRole | secondary egress route for staff ⓘ |
| use |
service access
ⓘ
staff circulation ⓘ support of library operations ⓘ |
| visibility | not generally open to the public ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Librarian’s Service Staircase Description of subject: The Librarian’s Service Staircase is an internal, staff-oriented stairway within the Library of Congress’s historic Thomas Jefferson Building, used to access and support its library operations.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Librarian’s Staircase
this entity surface form:
Librarian’s Corridor